Goodwill And Other Intangible Assets (Summary Of Goodwill Activity) (Details)	12 Months Ended
	Dec. 31, 2019 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 15,272,000
Goodwill, Purchase Accounting Adjustments	0
Acquired goodwill, net	2,096,000
Goodwill Reduction in Conjunction with Sale	(4,710,000)
Ending balance	12,658,000
Community Banking [Member]
Goodwill [Roll Forward]
Beginning balance	10,562,000
Goodwill, Purchase Accounting Adjustments	0
Acquired goodwill, net	2,096,000
Goodwill Reduction in Conjunction with Sale	0
Ending balance	12,658,000
Insurance Services [Member]
Goodwill [Roll Forward]
Beginning balance	4,710,000
Goodwill, Purchase Accounting Adjustments	0
Acquired goodwill, net	0
Goodwill Reduction in Conjunction with Sale	(4,710,000)
Ending balance	$ 0